save project

diy1.py

@@ -8,6 +8,7 @@ if name ==username and password == userpassword:
    break
 if name!=username   
     print("用户名和密码错误！请重新输入")
+    continue
 if password!= userpassword
     print("密码输入有误，请重新输入！")
 print("欢迎来到贝尔编程!")                           
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